The Edge - "To arrive at the edge of the world's knowledge, seek out the most complex and sophisticated minds, put them in a room together, and have them ask each other the questions they are asking themselves."

Buddhism

Dharmanet:

Zen Buddhism:

Do Not ZZZ - Wow! You
have got to see this site if you have any interest in Zen.
It's an introduction to Zen, and it's the first really good use of
Shockwave I've seen. (Hint: It's interactive. You can't just watch
the animation.)